Convert Gallons to Cubic Yards

Convert Gallons (gal) to Cubic Yards (yd³) instantly and accurately.

Gallons (gal)
Cubic Yards (yd³)

Conversion Formula

yd³ = gal × 0.004951131687

About Gallons

A US gallon (gal) = 4 quarts = 128 fl oz ≈ 3.785 L. Gasoline, milk, water, paint, and pesticides are sold by the gallon in the US. About 20% smaller than the UK imperial gallon (4.546 L) - a critical difference when comparing fuel economy across the Atlantic. 1 US gal = 3.785 L = 4 qt = 128 fl oz.

About Cubic Yards

A cubic yard (yd³) = 27 ft³ ≈ 764.6 L. Standard unit for bulk construction materials in the US: concrete pours, mulch, topsoil, gravel, and fill dirt are ordered and delivered by the yard. A standard concrete mixer truck carries 8-10 yd³. Earth-moving and landfill capacity are measured in millions of cubic yards. One yd³ of concrete ≈4,000 lb. 1 yd³ = 27 ft³ ≈ 764.6 L.

Quick Reference Table

Gallons (gal)Cubic Yards (yd³)
1 gal0.00495113 yd³
2 gal0.00990226 yd³
5 gal0.0247557 yd³
10 gal0.0495113 yd³
25 gal0.123778 yd³
50 gal0.247557 yd³
100 gal0.495113 yd³

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